(1) Symbols used for quoting works: words used for subtitle, explanation of title, place of publication, place of origin, etc. , used for the follow-up person in charge, publisher, producer, publication name, patent number, etc.
() Used for qualifiers, issue numbers, part numbers, etc.
[] is used for document type identification and the author's own description. Except for the above items, the other descriptive items are marked with ".".
(2) Reference type and document type identification.
According to the national standard GB 3469-83 "Document Types and Document Carrier Codes", the references of paper carrier types are divided into ten types and marked with ten single letters: m- monograph C- collection of papers N- newspaper article J- journal article D- paper R- research report S- technical standard P- patent A- monograph and document Z- others precipitated in the paper set.
Type identification of electronic document carrier: DB/OL-online Database DB/MT- Tape Database M/CD-CD-ROM Books CP/DK- Disk Software J/OL- Online Periodical EB/OL- Online Electronic Advertisement.
(3) Description format of references
The entries of references are arranged at the end of the text in a font smaller than the text, and recorded in the following format:
1. Description format of monographs, papers, dissertations and research reports: [serial number] Principal. Document Title [Document Type Identifier]. Place of publication: publisher, year of publication, starting and ending page numbers (this item can also be marked with P page numbers and brackets after citing the document serial number).
2. Description format of journal articles: [serial number] Principal. File title [J]. Publication name, year, volume (issue): page number.
3. Descriptive format of concentrated precipitation documents in the paper: [serial number] principal responsible person of precipitation documents, title of precipitation documents [A], principal responsible person of original documents (optional), title of original documents [C], place of publication: publishing house, year of publication, page number of precipitation documents.
When the original document in the precipitation document is a monograph, its description format is: [serial number] precipitation document principal, precipitation document title [A], original document principal (optional), original document title [M], publishing place: publishing house, publishing year and precipitation document page number.
4. Newspaper article description format: [serial number] Principal. File title [N]. Name and publication date (edition) of the newspaper.
5. Patent description format: [serial number] patent owner. Patent name [P]. Patent country: patent number, publication date.
6. Description format of international standards and national standards: [serial number] standard number, standard name [S].
7. Description format of electronic document: [serial number] Principal. Title of electronic document [electronic document type identification/carrier type identification]. Source or available address, date of publication or update/date of reference of the electronic document (optional).